Sonic the Hedgehog Crossovers
Filters
5.7K | Page 1 2 3 4 11 .. Last Next »

The Becoming by Zolth
Sandy finally decided to move up north to Chicago for a new job, with her twin brother in tow, however it doesn't take much time before her brother end's up pulling her into some deep trouble he'd come across in their new setting. Sandy finds herself fighting for her and her brother's lives while trying to appease the squirrel crime family her brother had let down.
Crossover - Sonic the Hedgehog & SpongeBob SquarePants - Rated: M - English - Family/Crime - Chapters: 2 - Words: 1,947 - Published: 56m - Shadow, Sandy, OC
Miraculous Sonic by GalaxyStar92 reviews
After the defeat of Monarch, Paris is now at peace or so they think. Ladybug and Cat Noir get sucked into a dimensional portal that takes them to a new world they never seen known as Mobius. Together with a blue hedgehog, they face against the mad doctor wanting world domination.
Crossover - Sonic the Hedgehog & Miraculous: Tales of Ladybug & Cat Noir - Rated: T - English - Humor/Adventure - Chapters: 12 - Words: 27,765 - Reviews: 21 - Favs: 16 - Follows: 18 - Updated: 1h - Published: 1/11 - Sonic, Marinette D-C./Ladybug, Adrien A./Cat Noir
Sonic Prime Overclocked by Absolute Rainbow reviews
(Sequel to SoAL and Sonic Prime and Sonic Forces Overclocked, and more! ALL SPOILERS UNITED!) One day, someone has taken ahold of the Phantom Ruby and Paradox Prism together, about to shatter not just an universe, but the multiverse! Sonic, Classic Sonic, the Resistance, the Eggman Empire and their allies have to work together to survive and save everything, lest all be destroyed!
Crossover - Sonic the Hedgehog & Fanfiction Poetry - Rated: K+ - English - Suspense - Chapters: 2 - Words: 4,802 - Reviews: 1 - Favs: 1 - Follows: 1 - Updated: 4h - Published: 1/31
Pocket monsters: the sonic adventures by duel king sonic reviews
A new journey begins for Sonic across the pokemon world and regions. This new path walked by Sonic and his trusted partner raichu, often joined by their friends, contains many challenges, new loyal allies, just as many deadly enemies, a complicated rivarly with Ash Ketchum as well as personal quest of self-discovery and improvement and the pursuit of a dream Sonic never knew he had
Crossover - Pokémon & Sonic the Hedgehog - Rated: T - English - Adventure/Friendship - Chapters: 67 - Words: 296,633 - Reviews: 3 - Favs: 12 - Follows: 9 - Updated: 8h - Published: 5/4/2023 - Ash K./Satoshi, Pikachu, Raichu, Sonic
WSSP: Frontiers by Nan the Keyblade Master reviews
When Eggman appears to be up to his old tricks. Weiss and co attempt to find out what he's up to, only to get trapped within Starfall Islands. Will they be able to escape along with trying to stop with whatever plan Eggman may be up to?
Crossover - Sonic the Hedgehog & RWBY - Rated: T - English - Adventure/Drama - Chapters: 3 - Words: 12,715 - Reviews: 40 - Favs: 27 - Follows: 18 - Updated: 19h - Published: 1/22 - Sonic, Sage, Weiss S., Penny P.
Operation ECLIPSE - Apocrypha and Sidestories by HelenTheMoon
Omakes, sidestories and Apocrypha written by me and others for Operation ECLIPSE. The Sidestories are canon, the rest just for fun. Feel free to submit content yourselves! (I'll credit you, obviously)
Crossover - Sonic the Hedgehog & Mass Effect - Rated: T - English - Chapters: 6 - Words: 8,161 - Favs: 11 - Follows: 6 - Updated: 20h - Published: 12/25/2023
Operation ECLIPSE by HelenTheMoon reviews
Pre-ME1 post-Frontiers Xover, in which the Sonic version of Earth replaces ME Earth. A Batarian planet suddenly turns invisible, and things only get weirder from there. That poor STG agent won't know what hit him, that's for sure. And neither will the rest of the galaxy - once Sonic and Eggman get there. Crossposted on Spacebattles and AO3. Rating may change.
Crossover - Sonic the Hedgehog & Mass Effect - Rated: T - English - Sci-Fi/Fantasy - Chapters: 5 - Words: 51,951 - Reviews: 8 - Favs: 47 - Follows: 59 - Updated: 21h - Published: 11/26/2023 - Sonic, Tails, OC
A Red Rose in the Blue Wind by Iron117Prime reviews
Sonic and his friends have come to a new world, one Dr. Eggman hopes to conquer. Meeting new friends? That is to be expected of our heroes. New enemies? Also to be expected. But being caught in a war between two immortals? Not the strangest thing that's happened to them, but definitely something new. (Blood and minor swears)
Crossover - Sonic the Hedgehog & RWBY - Rated: T - English - Adventure/Friendship - Chapters: 28 - Words: 381,237 - Reviews: 1333 - Favs: 1,006 - Follows: 1,019 - Updated: 1/30 - Published: 1/5/2022 - Sonic, Shadow, Team RWBY, Team JNPR
Mystery of Murasia by Zulon
After receiving information regarding the mysterious Terrans, the Knothole Freedom Fighters venture to the heart of the Efrika in the hopes of recruiting them in the ongoing war against the Eggman Empire. Blends elements from Sonic X, Sonic Boom, Archie Sonic, and IDW Sonic.
Crossover - Sonic the Hedgehog & StarCraft - Rated: M - English - Adventure - Chapters: 38 - Words: 34,486 - Favs: 7 - Follows: 7 - Updated: 1/30 - Published: 7/24/2021
Kingdom Hearts: Final Mix - Blue Blur Edition by FanFicHazza reviews
Chaos reigns as Sonic the Hedgehog's world falls to the Heartless and darkness. The fate of Mobius rests on Sonic's shoulders as he embarks on a thrilling journey across the many worlds to bring back his home. The blue blur teams up with the ever-optimistic Sora, and loveable duo of Donald & Goofy, who are searching for Riku, Kairi and King Mickey. A great tale with a Sega twist.
Crossover - Sonic the Hedgehog & Kingdom Hearts - Rated: T - English - Fantasy/Adventure - Chapters: 28 - Words: 183,888 - Reviews: 16 - Favs: 36 - Follows: 34 - Updated: 1/30 - Published: 10/6/2023 - Sonic, Sora, Riku, Shadow
Knuckles loves Peach by SuperSmashMaster29
Knuckles falls in love with Peach but she's with Mario, however Knuckles uses charm to win her. Will Mario win her back? Knuckles/Peach/Mario love triangle.
Crossover - Sonic the Hedgehog & Mario - Rated: K+ - English - Romance/Drama - Chapters: 4 - Words: 1,956 - Updated: 1/30 - Published: 2/23/2023 - Knuckles, Mario, Peach
The Legend Of Zelda: Twilight Princess by WALL-E and EVE In Love
Princess Zelda's birthday gets interrupted by a usurper king named Zant who covers the land in twilight. It's up to Sonic the hedgehog to defeat Zant and save the land of Hyrule.
Crossover - Legend of Zelda & Sonic the Hedgehog - Rated: K+ - English - Adventure/Mystery - Chapters: 5 - Words: 3,964 - Favs: 1 - Follows: 1 - Updated: 1/30 - Published: 10/2/2023
Mario and Sonic shorts by Angry9guy reviews
a bunch of cute one-shots
Crossover - Sonic the Hedgehog & Mario - Rated: K+ - English - Humor/Family - Chapters: 48 - Words: 7,632 - Reviews: 14 - Favs: 5 - Follows: 5 - Updated: 1/29 - Published: 4/18/2022
Naruto: Gamer's Quest REMAKE by OBanks2040 reviews
By unknown means, Naruto is sent to another world. While there, he comes across Tails the Fox, and many characters from popular video game & anime franchises who have also been transported. They then band together on a quest to search for the Universal Guardians; a group of powerful deities who can send them all back home. The story includes, action,adventure,dark humor, & romance.
Crossover - Sonic the Hedgehog & Naruto - Rated: T - English - Adventure - Chapters: 8 - Words: 6,551 - Reviews: 1 - Favs: 1 - Follows: 2 - Updated: 1/29 - Published: 1/28
From team one to team three rewrite by jacquisup
When Team Sonic splits up only two people can help him in the future.
Crossover - Sonic the Hedgehog & Sonic Underground - Rated: T - English - Hurt/Comfort/Friendship - Chapters: 6 - Words: 28,776 - Favs: 1 - Follows: 1 - Published: 1/28 - Complete
Forces of Speed by Shadow8Phantom reviews
After failing to save Pyrrha, Ruby Rose suddenly found herself stranded on the world of Mobius. A world in conflict between Eggman's forces and the Resistance, with low chances of returning home. But despite the odds, the silver-eyed girl is determined to not give up. After all: Everything seems more possible with some new friends at your side.
Crossover - Sonic the Hedgehog & RWBY - Rated: T - English - Adventure/Friendship - Chapters: 43 - Words: 200,677 - Reviews: 300 - Favs: 136 - Follows: 161 - Updated: 1/28 - Published: 3/12/2023 - Sonic, Tails, Ruby R.
Sonic X Godzilla by Abed2019 reviews
When an unknown terror emerges in the southern part of the United Federation, it's up to Sonic, his friends, G.U.N and even Eggman to stop it with everything they've got! Can they beat the unbeatable being that is Godzilla!
Crossover - Sonic the Hedgehog & Godzilla - Rated: T - English - Drama/Adventure - Chapters: 2 - Words: 2,611 - Reviews: 2 - Favs: 2 - Follows: 2 - Updated: 1/28 - Published: 1/7
Bingo Highway A Smash In by Yoshizilla-Rhedosaurus
Going through the Casino Park leads the bear and bird to bump into E-123 Omega.
Crossover - Sonic the Hedgehog & Banjo-Kazooie - Rated: K+ - English - Adventure - Chapters: 1 - Words: 215 - Published: 1/27
La ermitaña salvaje astada y el héroe fugitivo by UltimateSTH reviews
Después de que lo persiguieron por crímenes que no cometió Sonic consiguió escapar de Mobius a un lugar desconocido y decidió quedarse allí por un tiempo para relajarse y calmarse, allí conoce a la Ermitaña de un brazo:Kasen Ibaraki. Sonic The Comic Online x Touhou Project crossover.
Crossover - Sonic the Hedgehog & Touhou Project - Rated: T - Spanish - Hurt/Comfort/Romance - Chapters: 18 - Words: 65,501 - Reviews: 4 - Favs: 5 - Follows: 5 - Updated: 1/27 - Published: 8/28/2022 - [Sonic, Kasen I.]
Tiggers and Tangles by JustCallMeMatt
"Woah, what- I mean who are you?" Tangle questioned the figure, cringing slightly at her slip of the tongue. The figure giggled "The name's Tigger! T-I-double-guh-ER! That spells Tigger!" the stuffed animal answered, before he hopped close to the lemur and added on in a whisper "And that answers the other question too." - Tangle learns the wonderful things about Tiggers.
Crossover - Sonic the Hedgehog & Winnie-the-Pooh - Rated: K - English - Humor - Chapters: 1 - Words: 2,178 - Published: 1/27 - Tangle - Complete
Helping Hand by pain17ification reviews
Co-op idea between me and my friend, Curious Kitsune654. We both like to see fluff and unexpected pairings, so we decided to give a Naruto x Vanilla idea a try. In this small story, Vanilla and Cream were helped by Naruto years ago when Cream was still a baby. Now, years later, the trio are reunited, and Vanilla hopes to help Naruto in return. Cream helps too, Cupid Style lol
Crossover - Sonic the Hedgehog & Naruto - Rated: M - English - Romance/Family - Chapters: 2 - Words: 9,602 - Reviews: 41 - Favs: 232 - Follows: 303 - Updated: 1/26 - Published: 1/1 - [Naruto U., Vanilla] Cream/Cheese
Chaos Conundrum by Throwing the Shade reviews
A strange mist with mysterious properties appears off the coast of the Mystic Ruins. With the Chaos Emeralds disappearing this could only spell trouble, like always. Thrown into a different world with very different ideals, watch as these Mobians shake up the very logic of this new world, “Gods, Monsters, and Demons? Sounds like my average Friday.” (Platformers are OP)
Crossover - Monster Girl Encyclopedia & Sonic the Hedgehog - Rated: M - English - Adventure/Fantasy - Chapters: 6 - Words: 23,752 - Reviews: 28 - Favs: 78 - Follows: 94 - Updated: 1/26 - Published: 1/29/2023
A Brother's Love by TheSkyWriter reviews
A legend of ultimate courage and steadfast love, a story of a hedgehog who became a hero…by being a brother.
Crossover - Sonic the Hedgehog & Brother Bear - Rated: T - English - Family/Angst - Chapters: 1 - Words: 1,217 - Reviews: 1 - Published: 1/25 - Sonic, Shadow, Silver - Complete
Mario & the Legend of the Chaos Emeralds by Baxfam reviews
Based on “Paper Mario: The Thousand-Year Door” and a couple of it’s glitches, join Mario as he discovers that the legendary Chaos Emeralds are scattered all over the place after Sir Grodus interferes with them. This is actually a sequel to Mario & the Legend of Lord Elmo. Here’s the link to the prologue: https:/youtu.be/yBwXjaMVpe0
Crossover - Mario & Sonic the Hedgehog - Rated: T - English - Adventure/Drama - Chapters: 35 - Words: 48,495 - Reviews: 1 - Favs: 4 - Follows: 1 - Updated: 1/24 - Published: 1/31/2023 - Mario, Goombella, Prof. Frankly, Grodus
Sonic Revolution V1 by ginnsonic3
The year is 2023. Seaside Hill is a former slave colony that won independence from a racist Zootopian regime. The state is now one of rapid development. The Treaty of Kajmak expires in 2025, which will allow Seaside Hill to stop selling coffee to the Zootopian goverment at 15% of market value, originally as a surrender condition. Dr. Robotnik, the president, wants to change this.
Crossover - Sonic the Hedgehog & Zootopia - Rated: M - English - Suspense/Mystery - Chapters: 5 - Words: 24,867 - Favs: 1 - Follows: 1 - Updated: 1/24 - Published: 1/19 - Sonic, Tails, Dr. Robotnik/Dr. Eggman, W. Swinton
5.7K | Page 1 2 3 4 11 .. Last Next »